Doug Kerr from Albany, NY, United States on Wikimedia Commons PD Thaddeus Stevens. Lawyer, congressman, abolitionist, ironmaster, and defender of free public schools in Pennsylvania, lived in a house that stood on this site. He moved from here in 1842. 51 Chambersburg St., Gettysburg, PA by Pennsylvania Historical and Museum Commission Colour: blue Wikimedia: Flickr: Google Streetview OpenStreetMap See also... Tapeworm Railroad. Begun in 1836 by the State of Pennsylvania, largely through the effo... Thaddeus Stevens. Lawyer, congressman, defender of free public schools, abolitionist, l...